λ
Ratio Atlas

8,007,221

17 × 331 × 1423
Deficient Odd Composite

8,007,221 factors as 17 × 331 × 1423. Its 8 positive divisors give a proper-divisor sum of 502,603, so this integer is deficient. The Collatz stopping time is 49 steps.

Prime Factor Structure

Factorization String 17 × 331 × 1423
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,509,824
Proper Divisor Sum 502,603
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #8007211 ← → #8007229

Radix Representation

Decimal 8007221
Binary 11110100010111000110101 (23 bits)
Octal 0o36427065
Hexadecimal 0x7A2E35

Divisor Catalog (8)

Collatz Trajectory (49 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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